{"product_id":"atmega32-16au-8-bit-avr-microcontroller-with-jtag-44-tqfp-smd-package","title":"ATMEGA32-16AU (8-Bit AVR Microcontroller with JTAG - 44-TQFP SMD Package)","description":"\u003cp data-path-to-node=\"5\" id=\"p-rc_a04531c70ab36ef4-418\"\u003eWhen your custom PCB design hits an I\/O bottleneck with standard 28-pin or 32-pin microcontrollers, but you don't necessarily need the massive memory overhead of an ATmega2560 or ATmega1284P, the \u003cb data-path-to-node=\"5\" data-index-in-node=\"196\"\u003eATMEGA32-16AU\u003c\/b\u003e sits in the perfect \"Goldilocks\" zone. While it shares the same 32KB of Flash memory and 2KB of SRAM as the ubiquitous ATmega328P, its architecture is vastly expanded physically. \u003cspan class=\"citation-501 citation-end-501\"\u003eHoused in a 44-pin Thin Quad Flat Package (TQFP), it exposes four complete 8-bit ports, delivering a total of 32 programmable I\/O pins.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\" id=\"p-rc_a04531c70ab36ef4-419\"\u003e\u003cspan class=\"citation-500\"\u003eOne of the most critical advantages this chip holds over smaller AVRs is its integrated IEEE 1149.1 compliant \u003c\/span\u003e\u003cb data-path-to-node=\"6\" data-index-in-node=\"110\"\u003e\u003cspan class=\"citation-500\"\u003eJTAG interface\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-500 citation-end-500\"\u003e.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-499 citation-end-499\"\u003eInstead of relying solely on \"Serial.print\" statements to figure out why your code is crashing, you can connect a JTAG debugger (like an Atmel-ICE) to step through your C\/C++ firmware line-by-line, set hardware breakpoints, and inspect memory registers in real-time.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-498 citation-end-498\"\u003eRated for 16MHz operation at 5V, the ATmega32-16AU is a highly reliable, electrically robust microcontroller favored in legacy industrial designs and custom multi-sensor gateway boards.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eExpanded I\/O Capacity:\u003c\/b\u003e Provides 32 general-purpose input\/output lines, allowing you to drive multiple 7-segment displays, read massive matrix keypads, or control banks of relays without needing external shift registers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\" id=\"p-rc_a04531c70ab36ef4-420\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eIntegrated JTAG Debugging:\u003c\/b\u003e\u003cspan class=\"citation-497 citation-end-497\"\u003e Features a dedicated JTAG port for extensive on-chip debugging and boundary-scan capabilities, drastically speeding up firmware development for complex state machines.\u003csup class=\"superscript\" data-turn-source-index=\"6\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eSurface-Mount TQFP-44:\u003c\/b\u003e The 0.8mm pin pitch on this surface-mount package balances high pin density with ease of assembly, making it suitable for both automated PCB fabrication and skilled hand-soldering.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eRobust 5V Tolerance:\u003c\/b\u003e Operates cleanly at 5V logic levels, ensuring seamless interfacing with rugged industrial sensors, 5V LCD modules, and older TTL logic gates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\" id=\"p-rc_a04531c70ab36ef4-421\"\u003e\u003cspan class=\"citation-496\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-496\"\u003eRich Analog \u0026amp; Digital Peripherals:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-496 citation-end-496\"\u003e Equipped with an 8-channel 10-bit ADC, three hardware timers, and dedicated hardware interfaces for SPI, UART, and I2C (TWI).\u003csup class=\"superscript\" data-turn-source-index=\"7\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eMulti-Sensor Telemetry Nodes:\u003c\/b\u003e The ideal controller for custom PCBs that need to simultaneously read dozens of analog environmental sensors and relay the data via UART to a wireless modem.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eIndustrial Control Systems:\u003c\/b\u003e Historically favored in rugged automation environments for reading limit switches, managing relay banks, and running precise timing loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eCustom User Interfaces:\u003c\/b\u003e Easily provides the vast number of pins required to directly drive multiplexed LED arrays and read mechanical button matrices on custom control panels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eEmbedded Systems Education:\u003c\/b\u003e A fantastic chip for transitioning away from the Arduino IDE to learn bare-metal C programming, register manipulation, and live hardware debugging via JTAG.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eCore Processor:\u003c\/b\u003e 8-Bit AVR RISC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eMaximum Clock Speed:\u003c\/b\u003e 16 MHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eProgram Memory (Flash):\u003c\/b\u003e 32 KB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eSRAM:\u003c\/b\u003e 2 KB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eEEPROM:\u003c\/b\u003e 1 KB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\" id=\"p-rc_a04531c70ab36ef4-422\"\u003e\u003cspan class=\"citation-495\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-495\"\u003eOperating Voltage Range:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-495 citation-end-495\"\u003e 4.5V – 5.5V (Required for reliable 16MHz operation; down to 2.7V for lower clock speeds)\u003csup class=\"superscript\" data-turn-source-index=\"8\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eTotal I\/O Pins:\u003c\/b\u003e 32\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\" id=\"p-rc_a04531c70ab36ef4-423\"\u003e\u003cspan class=\"citation-494\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-494\"\u003eAnalog-to-Digital Converter (ADC):\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-494 citation-end-494\"\u003e 8 Channels, 10-bit resolution\u003csup class=\"superscript\" data-turn-source-index=\"9\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eCommunication Interfaces:\u003c\/b\u003e 1 x UART\/USART, 1 x SPI, 1 x I2C (Two-Wire Interface), 1 x JTAG\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,9,0\"\u003e\u003cb data-path-to-node=\"12,9,0\" data-index-in-node=\"0\"\u003eHardware Timers:\u003c\/b\u003e Three total (Two 8-bit, One 16-bit)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,10,0\"\u003e\u003cb data-path-to-node=\"12,10,0\" data-index-in-node=\"0\"\u003ePackage \/ Case:\u003c\/b\u003e 44-TQFP (Thin Quad Flat Package)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,11,0\"\u003e\u003cb data-path-to-node=\"12,11,0\" data-index-in-node=\"0\"\u003eMounting Type:\u003c\/b\u003e Surface Mount (SMD\/SMT)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,12,0\"\u003e\u003cb data-path-to-node=\"12,12,0\" data-index-in-node=\"0\"\u003eOperating Temperature:\u003c\/b\u003e -40°C to 85°C (Industrial)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42860833275975,"sku":null,"price":0.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/D_NQ_NP_2X_705358-MLV108882251075_032026-F.webp?v=1780987185","url":"https:\/\/www.ktechnics.com\/products\/atmega32-16au-8-bit-avr-microcontroller-with-jtag-44-tqfp-smd-package","provider":"K-TECHNICS","version":"1.0","type":"link"}